From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FEC0C2BB86 for ; Sun, 12 Apr 2020 11:33:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 39BC420739 for ; Sun, 12 Apr 2020 11:33:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=flygoat.com header.i=@flygoat.com header.b="HKcd+fIt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726102AbgDLLdW (ORCPT ); Sun, 12 Apr 2020 07:33:22 -0400 Received: from vultr.net.flygoat.com ([149.28.68.211]:55386 "EHLO vultr.net.flygoat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725909AbgDLLdV (ORCPT ); Sun, 12 Apr 2020 07:33:21 -0400 Received: from flygoat-x1e (unknown [IPv6:240e:390:499:a20::d68]) by vultr.net.flygoat.com (Postfix) with ESMTPSA id 6461320D00; Sun, 12 Apr 2020 11:32:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=flygoat.com; s=vultr; t=1586691201; bh=sL4MzaGwxvIRSq9CUuhbsYMx0T4QWjj2y1rYAqSVLws=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=HKcd+fItvP6Hapt81u6McR/G/BybTwn3ZURsy4BZib/1PjBh2tKi6u+OJFUSc2qpd fsFLojsxIqB04tj7sKG2ACe7sVOS5TtTM/g9Y9vqolFWHquMOONkXrKcWwO2Mrc+0V 7dBHRoP1XMZyUPWQmmcKdZ27U141H3GZ+tTI0GvNDhwrnFRfFeUmXnQZy9GRNhBCjG GH0JbQt+iaqvwDZ0SrrZqpkporGlnb7+XS+iybCr3/L2fL06Jh1eFSb9/feiAqBhcr ktE1Sc8dO7p2vQMtI9YgJyFEvvyhzJ9RBLYnO1MquOdrUGdi23XekKr9N/u03ny4ZI XEO1Do3o7sh+w== Date: Sun, 12 Apr 2020 19:32:25 +0800 From: Jiaxun Yang To: Marc Zyngier Cc: kbuild test robot , kbuild-all@lists.01.org, linux-mips@vger.kernel.org, Thomas Bogendoerfer , Huacai Chen , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Florian Fainelli , Robert Richter , Sudeep Holla , Greg Kroah-Hartman , "Rafael J. Wysocki" , Daniel Lezcano , Thomas Gleixner , Jason Cooper , Paul Burton , Allison Randal , Enrico Weigelt , Kate Stewart , Vladimir Kondratiev , Paul Cercueil , Zhou Yanjie , " =?UTF-8?B?5ZGo55Cw5p2w?= (Zhou Yanjie) " , YunQiang Su , Arnd Bergmann , Serge Semin , Matt Redfearn , Steve Winslow , Alexios Zavras , Richard Fontana , Peter Xu , afzal mohammed , Kamal Dasu , Oleksij Rempel , linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, oprofile-list@lists.sf.net, linux-pm@vger.kernel.org Subject: Re: [PATCH v2 05/11] MIPS: Switch to arch_topology Message-ID: <20200412193225.47fa4680@flygoat-x1e> In-Reply-To: <20200412103908.2594483d@why> References: <20200412032123.3896114-6-jiaxun.yang@flygoat.com> <202004121349.xFzTOGS4%lkp@intel.com> <20200412154927.7ac453d5@flygoat-x1e> <20200412103908.2594483d@why> X-Mailer: Claws Mail 3.17.5 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Sun, 12 Apr 2020 10:39:08 +0100 Marc Zyngier wrote: > On Sun, 12 Apr 2020 15:49:27 +0800 > Jiaxun Yang wrote: > > > On Sun, 12 Apr 2020 13:24:21 +0800 > > kbuild test robot wrote: > > > > > Hi Jiaxun, > > > > > > I love your patch! Yet something to improve: > > > > > > [auto build test ERROR on driver-core/driver-core-testing] > > > [also build test ERROR on pm/linux-next linus/master > > > next-20200411] [cannot apply to tip/perf/core tip/irq/core v5.6] > > > [if your patch is applied to the wrong git tree, please drop us a > > > note to help improve the system. BTW, we also suggest to use > > > '--base' option to specify the base tree in git format-patch, > > > please see https://stackoverflow.com/a/37406982] > > > > > > url: > > > https://github.com/0day-ci/linux/commits/Jiaxun-Yang/MIPS-Topology-DeviceTree-CPU-rework-v2/20200412-113308 > > > base: > > > https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git > > > a10c9c710f9ecea87b9f4bbb837467893b4bef01 config: mips-allnoconfig > > > (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 > > > reproduce: wget > > > https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross > > > -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached > > > .config to linux build tree GCC_VERSION=9.3.0 make.cross > > > ARCH=mips > > > > > > If you fix the issue, kindly add following tag as appropriate > > > Reported-by: kbuild test robot > > > > > > Note: the > > > linux-review/Jiaxun-Yang/MIPS-Topology-DeviceTree-CPU-rework-v2/20200412-113308 > > > HEAD 8e8e9d4f7aa74359f2199773786ffe2fbb7877d0 builds fine. It only > > > hurts bisectibility. > > > > > Hi all, > > > > In this case I think it should be fine to break bisect, otherwise > > #05 will combine too many modifications in different subsystems. > > No. It is never OK to break bisection, specially when it affects a > whole architecture. I'm going to squash all these into patch #5. It's really hard to do it gradually. Thanks. > > We introduce gradual changes over multiple subsystems all the time by > using configuration symbols, no matter the number of patches. Yes, it > is sometimes hard. But breaking the kernel and forcing everyone else > to just deal with it is not acceptable. > > Thanks, > > M. -- Jiaxun Yang